Spanning Multiple Seasons or entire Careers, From 1901 to 2008, (requiring At least 3500 Innings Pitched), sorted by smallest Hp9

  Cnt Player             **H/9**    IP   From  To   Ages   G   GS  CG SHO  GF  W   L   W-L%  SV   H    R   ER   BB   SO    ERA  ERA   HR   BF  IBB HBP  BK  WP Teams
 ----+-----------------+---------+------+----+----+-----+----+---+---+---+---+---+---+-----+---+----+----+----+----+----+------+----+---+-----+---+---+---+---+----------- 
    1 Nolan Ryan           6.56   5386   1966 1993 19-46  807 773 222  61  13 324 292  .526   3 3923 2178 1911 2795 5714   3.19  111 321 22575  78 158  33 277 NYM-CAL-HOU-TEX 
    2 Randy Johnson        7.23   4007.2 1988 2008 24-44  591 581  99  37   5 294 159  .649   2 3221 1635 1449 1457 4764   3.25  137 387 16524  33 187  32 103 MON-TOT-SEA-ARI-NYY 
    3 Tom Seaver           7.47   4782.2 1967 1986 22-41  656 647 231  61   6 311 205  .603   1 3971 1674 1521 1390 3640   2.86  127 380 19369 116  76   8 126 NYM-TOT-CIN-NYM-CHW 
    4 Walter Johnson       7.48   5914.2 1907 1927 19-39  802 666 531 110 129 417 279  .599  34 4913 1902 1424 1363 3509   2.17  147  97 23749     203   4 155 WSH         
    5 Bob Gibson           7.60   3884.1 1959 1975 23-39  528 482 255  56  21 251 174  .591   6 3279 1420 1258 1336 3117   2.91  127 257 16068 118 102  13 108 STL         
    6 Jim Palmer           7.63   3948   1965 1984 19-38  558 521 211  53  15 268 152  .638   4 3349 1395 1253 1311 2212   2.86  126 303 16112  37  38  11  85 BAL         
    7 Roger Clemens        7.66   4916.2 1984 2007 21-44  709 707 118  46   0 354 184  .658   0 4185 1885 1707 1580 4672   3.12  143 363 20240  63 159  20 143 BOS-TOR-NYY-HOU 
    8 Bob Feller           7.69   3827   1936 1956 17-37  570 484 279  44  52 266 162  .621  21 3271 1557 1384 1764 2581   3.25  122 224 16180   6  60  13  75 CLE         
    9 Charlie Hough        7.77   3801.1 1970 1994 22-46  858 440 107  13 240 216 216  .500  61 3283 1807 1582 1665 2362   3.75  107 383 16170  44 174  42 179 LAD-TOT-TEX-CHW-FLA 
   10 Eddie Plank          7.92   4495.2 1901 1917 25-41  623 529 410  69  74 326 194  .627  23 3958 1569 1174 1072 2246   2.35  122  41 18225     196   6  87 PHA-SLM-SLB 
   11 Christy Mathewson    7.93   4747   1901 1916 20-35  629 550 433  79  70 373 185  .668  28 4181 1584 1114  824 2487   2.11  136  90 18978      55   6 113 NYG-TOT     
   12 Don Sutton           7.99   5282.1 1966 1988 21-43  774 756 178  58  12 324 256  .559   5 4692 2104 1914 1343 3574   3.26  108 472 21631 102  82  21 112 LAD-HOU-TOT-MIL-CAL-LAD 
   13 Steve Carlton        8.06   5217.1 1965 1988 20-43  741 709 254  55  13 329 244  .574   2 4672 2130 1864 1833 4136   3.22  115 414 21683 150  53  90 183 STL-PHI-TOT-MIN 
   14 Juan Marichal        8.09   3507.1 1960 1975 22-37  471 457 244  52  11 243 142  .631   2 3153 1329 1126  709 2303   2.89  123 320 14236  82  40  20  51 SFG-BOS-LAD 
   15 Jim Bunning          8.22   3760.1 1955 1971 23-39  591 519 151  40  39 224 184  .549  16 3433 1527 1366 1000 2855   3.27  114 372 15618  98 160   8  47 DET-PHI-PIT-TOT 
   16 Fergie Jenkins       8.28   4500.2 1965 1983 22-40  664 594 267  49  37 284 226  .557   7 4142 1853 1669  997 3192   3.34  115 484 18400 116  84  18  62 PHI-TOT-CHC-TEX-BOS-CHC 
   17 Warren Spahn         8.29   5243.2 1942 1965 21-44  750 665 382  63  68 363 245  .597  29 4830 2016 1798 1434 2583   3.09  118 434 21547  60  42   5  81 BSN-MLN-TOT 
   18 Gaylord Perry        8.31   5350.1 1962 1983 23-44  777 690 303  53  33 314 265  .542  11 4938 2128 1846 1379 3534   3.11  117 399 21953 164 108   6 160 SFG-CLE-TOT-TEX-SDP-TOT-ATL-SEA 
   19 Mickey Lolich        8.33   3638.1 1963 1979 22-38  586 496 195  41  40 217 191  .532  11 3366 1537 1390 1099 2832   3.44  105 347 15140  67  92   8 124 DET-NYM-SDP 
   20 Bert Blyleven        8.39   4970   1970 1992 19-41  692 685 242  60   3 287 250  .534   0 4632 2029 1830 1322 3701   3.31  118 430 20491  71 155  19 114 MIN-TOT-TEX-PIT-CLE-MIN-CAL 
   21 Jack Morris          8.40   3824   1977 1994 22-39  549 527 175  28  10 254 186  .577   0 3567 1815 1657 1390 2478   3.90  105 389 16120  99  58  27 206 DET-MIN-TOR-CLE 
   22 Phil Niekro          8.40   5404.1 1964 1987 25-48  864 716 245  45  83 318 274  .537  29 5044 2337 2012 1809 3342   3.35  115 482 22677  86 123  42 226 MLN-ATL-NYY-CLE-TOT 
   23 Pete Alexander       8.44   5190   1911 1930 24-43  696 599 437  90  80 373 208  .642  32 4868 1851 1476  951 2198   2.56  135 164 20928      70   1  39 PHI-CHC-TOT-STL-PHI 
   24 Early Wynn           8.46   4564   1939 1963 19-43  691 612 290  49  66 300 244  .551  15 4291 2037 1796 1775 2334   3.54  107 338 19408  36  64   2  51 WSH-CLE-CHW 
   25 Greg Maddux          8.50   4978.2 1986 2008 20-42  739 735 109  35   3 353 225  .611   0 4700 1967 1742  997 3357   3.15  132 350 20308 176 137  28  70 CHC-ATL-TOT-SDP 
 ----+-----------------+---------+------+----+----+-----+----+---+---+---+---+---+---+-----+---+----+----+----+----+----+------+----+---+-----+---+---+---+---+----------- 
  Cnt Player             **H/9**    IP   From  To   Ages   G   GS  CG SHO  GF  W   L   W-L%  SV   H    R   ER   BB   SO    ERA  ERA   HR   BF  IBB HBP  BK  WP Teams
 ----+-----------------+---------+------+----+----+-----+----+---+---+---+---+---+---+-----+---+----+----+----+----+----+------+----+---+-----+---+---+---+---+----------- 
   26 Jerry Koosman        8.52   3839.1 1967 1985 24-42  612 527 140  33  43 222 209  .515  17 3635 1608 1433 1198 2556   3.36  110 290 15996 121  71  29  89 NYM-MIN-TOT-CHW-PHI 
   27 George Mullin        8.59   3686.2 1902 1915 21-34  487 428 353  35  50 228 196  .538   8 3518 1636 1156 1238 1482   2.82  101  42 15638     131   2  85 DET-TOT-IND-NEW 
   28 Carl Hubbell         8.68   3590.1 1928 1943 25-40  535 431 260  36  82 253 154  .622  33 3461 1380 1188  725 1677   2.98  130 227 14805      53   1  53 NYG         
   29 Joe Niekro           8.70   3584   1967 1988 22-43  702 500 107  29  93 221 204  .520  16 3466 1620 1431 1262 1747   3.59   97 276 15166  71  65   8 172 CHC-TOT-DET-ATL-HOU-NYY-MIN 
   30 Mike Mussina         8.73   3528.2 1991 2008 22-39  531 530  57  23   0 266 151  .638   0 3423 1547 1446  777 2778   3.69  122 374 14454  28  60   1  71 BAL-NYY     
   31 Frank Tanana         8.73   4188.1 1973 1993 19-39  638 616 143  34  10 240 236  .504   1 4063 1910 1704 1255 2773   3.66  106 448 17641 116 129  27 119 CAL-BOS-TEX-TOT-DET 
   32 Tom Glavine          8.76   4413.1 1987 2008 21-42  682 682  56  25   0 305 203  .600   0 4298 1900 1734 1500 2607   3.54  118 356 18604 145  66   7  65 ATL-NYM     
   33 Dennis Martinez      8.77   3999.2 1976 1998 21-43  692 562 122  30  51 245 193  .559   8 3897 1835 1643 1165 2149   3.70  106 372 16754  71 122  30  89 BAL-TOT-MON-CLE-SEA-ATL 
   34 Lefty Grove          8.79   3940.2 1925 1941 25-41  616 457 298  35 123 300 141  .680  55 3849 1594 1339 1187 2266   3.06  148 162 16633      42   1  51 PHA-BOS     
   35 Robin Roberts        8.80   4688.2 1948 1966 21-39  676 609 305  45  49 286 245  .539  25 4582 1962 1774  902 2357   3.41  113 505 19174  69  54   3  33 PHI-BAL-TOT 
   36 Red Ruffing          8.88   4344   1924 1947 19-42  624 536 335  45  71 273 225  .548  16 4284 2117 1833 1541 1987   3.80  109 254 18579      58   7  46 BOS-TOT-NYY-CHW 
   37 Bobo Newsom          9.02   3759.1 1929 1953 21-45  600 483 246  31  71 211 222  .487  21 3769 1908 1664 1732 2082   3.98  107 206 16467      61   7  60 BRO-CHC-SLB-TOT-WSH-SLB-DET-PHA-NYG 
   38 Red Faber            9.04   4086.2 1914 1933 25-44  669 483 273  29 134 254 213  .544  28 4106 1813 1430 1213 1471   3.15  119 111 17360     103   2  52 CHW         
   39 Rick Reuschel        9.10   3548.1 1972 1991 23-42  557 529 102  26  16 214 191  .528   5 3588 1494 1330  935 2015   3.37  114 221 14888 117  88  10  89 CHC-TOT-PIT-SFG 
   40 Tommy John           9.14   4710.1 1963 1989 20-46  760 700 162  46  22 288 231  .555   4 4783 2017 1749 1259 2245   3.34  110 302 19692 102  98  16 187 CLE-CHW-LAD-NYY-TOT-CAL 
   41 Jerry Reuss          9.16   3669.2 1969 1990 20-41  628 547 127  39  41 220 191  .535  11 3734 1700 1483 1127 1907   3.64  100 245 15582 118  59  23 107 STL-HOU-PIT-LAD-TOT-CHW-PIT 
   42 Jim Kaat             9.18   4530.1 1959 1983 20-44  898 625 180  31 102 283 237  .544  18 4620 2038 1738 1083 2461   3.45  107 395 19021 116 122   6 128 WSH-MIN-TOT-CHW-PHI-TOT-STL 
   43 Eppa Rixey           9.28   4494.2 1912 1933 21-42  692 552 290  37  97 266 251  .515  14 4633 1986 1572 1082 1350   3.15  115  92 18754      76  10  97 PHI-CIN     
   44 Jamie Moyer          9.32   3711   1986 2008 23-45  631 578  31   9  14 241 185  .566   0 3844 1868 1730 1062 2227   4.20  106 462 15789  66 124  11  54 CHC-TEX-STL-BAL-TOT-SEA-PHI 
   45 Bob Friend           9.40   3611   1951 1966 20-35  602 497 163  36  56 197 230  .461  11 3772 1652 1438  894 1734   3.58  107 286 15214 115  46  13  50 PIT-TOT     
   46 Sam Jones            9.47   3883   1914 1935 21-42  647 487 250  36 115 229 217  .513  31 4084 2007 1656 1396 1223   3.84  104 152 16699      68   5  73 CLE-BOS-NYY-SLB-WSH-CHW 
   47 Burleigh Grimes      9.50   4180   1916 1934 22-40  616 497 314  35  94 270 212  .560  18 4412 2048 1638 1295 1512   3.53  107 148 17959      97  12  92 PIT-BRO-NYG-PIT-TOT-STL-CHC-TOT 
   48 Paul Derringer       9.66   3645   1931 1945 24-38  579 445 251  32  98 223 212  .513  29 3912 1652 1401  761 1507   3.46  108 158 15391      32   2  50 STL-TOT-CIN-CHC 
   49 Waite Hoyt           9.66   3762.1 1918 1938 18-38  674 423 226  26 175 237 182  .566  52 4037 1780 1500 1003 1206   3.59  111 154 16123      49   5  39 NYG-BOS-NYY-TOT-PIT-BRO 
   50 Ted Lyons            9.71   4161   1923 1946 22-45  594 484 356  27  92 260 230  .531  23 4489 2056 1696 1121 1073   3.67  118 223 17846      31   6  55 CHW         
 ----+-----------------+---------+------+----+----+-----+----+---+---+---+---+---+---+-----+---+----+----+----+----+----+------+----+---+-----+---+---+---+---+----------- 
  Cnt Player             **H/9**    IP   From  To   Ages   G   GS  CG SHO  GF  W   L   W-L%  SV   H    R   ER   BB   SO    ERA  ERA   HR   BF  IBB HBP  BK  WP Teams
 ----+-----------------+---------+------+----+----+-----+----+---+---+---+---+---+---+-----+---+----+----+----+----+----+------+----+---+-----+---+---+---+---+----------- 
   51 Jack Quinn           9.73   3920.1 1909 1933 25-49  756 444 243  28 216 247 218  .531  57 4238 1835 1433  860 1329   3.29  114 102 16493      94   5  59 NYY-BSN-BAL-CHW-NYY-BOS-TOT-PHA-BRO-CIN 
   52 Herb Pennock         9.83   3571.2 1912 1934 18-40  617 420 247  35 133 240 162  .597  32 3900 1692 1428  916 1227   3.60  106 128 15154      36   6  65 PHA-TOT-BOS-NYY 
   53 Earl Whitehill       9.89   3564.2 1923 1939 24-40  541 473 226  16  46 218 185  .541  11 3917 2018 1726 1431 1350   4.36  100 192 15795     101   6  43 DET-WSH-CLE-CHC 

Seasons/Careers found: 53.

 Photos from the George Grantham Bain Collection at the Library of Congress.